Finding the Third Proportional to 2,660,556 and 4,057,260

Step by Step Solution

1. Step 1: Write the proportion equation
   2,660,556 : 4,057,260 = 4,057,260 : x
2. Step 2: Convert to fraction form
   2,660,556/4,057,260 = 4,057,260/x
3. Step 3: Cross multiply
   2,660,556x = 4,057,260 × 4,057,260
4. Step 4: Simplify right side
   2,660,556x = 16,461,358,707,600
5. Step 5: Solve for x
   x = 16,461,358,707,600/2,660,556
6. Step 6: Final answer
   x = 6,187,187.46